Staonal Marking Crayons, Black, 8/box
Durable marking crayon that is ideal for industrial use. Permanent and waterproof, these crayons work well on cardboard, paper, wood, aluminum and Plexiglas. Color(s): Black
Crayon Size: 5 x 9/16 Size Group: Jumbo Temp. Range: Soften at 105 F Melt at 128 F.